La Crosse Technology BC700-CBP Alpha Power Battery Charger Battery charger for 4 rechargeable NiMH and NiCad AA and AAA batteries; with 4 modes: charge, discharge, refresh, and test With individual compartment for each battery with own LCD display and mode selection for multitasking Operates on 100-240-volt AC input for international use; 3 charging rate options of 200 mA, 500 mA, and 700 mA Detects overheating for safety; not for use with any other batteries other than those specified Measures 5 inches long by 3 inches wide by 1-1/2 inches high; limited 1-year warranty